Acuvar Power Bank 7000mAh Portable Charger With LED Battery Life Indicator for Amazon Kindle Fire HD, Kindle Fire HDX, Kindle Fire HDX 8.9, Kindle Fire HD 7 & Many more tablets Works with virtually all USB powered digital devices including SmartPhones, Tablets, Phablets, etc. High-Capacity and High-Speed Charging with 7000mAh Bright Easy-to-Read LED Screen that displays Battery Life percentage Extends your smartphone/tablet battery life Dimensions: 7 x 2.8 x 0.4 Slim, sleek design to fit in any pocket or handbag